CBSE Solutions for MCQ 12 Science Maths Determinant in English to enable students to get Solutions in a narrative video format for the specific question.

Expert Teacher provides CBSE Solutions for MCQ 12 Science Maths Determinant through Video Solutions in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Determinant not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Solution in a narrative video format.

** Question:**

** Solution Video in** **English****:**

You can select video Solutions from other languages also. Please check Solutions in ( Hindi )

**Question 1** : Evaluate . (View Answer Video)

**Question 2** : If a, b, c are in AP, then determinant . (View Answer Video)

**Question 3** : Find the inverse of the matrix . (View Answer Video)

**Question 4** : Find the area of the triangle with vertices at the points (2, 7), (1, 1), (10, 8). (View Answer Video)

**Question 5** : If x, y, z are non-zero real numbers, then the inverse of matrix is, (View Answer Video)

**Question 1** : Let * be the binary operation on N given by a * b = LCM of a and b. Find 20 * 16. (View Answer Video)

**Question 2** : The function, f(x) = 2x + 1 is, (View Answer Video)

**Question 3** : Number of binary operations on the set { a, b} are: (View Answer Video)

**Question 4** : A function defined as is, (View Answer Video)

**Question 5** : Let * be any binary operation on the set R defined by a * b = a + b – ab, then the binary operation * is, (View Answer Video)

**Question 1** : If a line makes angleandwith the coordinate axis, then find the value of (View Answer Video)

**Question 2** : Find the vector equation of the plane which is at a distance of 5 units from the origin and normal to the plane is (View Answer Video)

**Question 3** : The cartesian equation of a line is , write its vector form. (View Answer Video)

**Question 4** : Find the cartesian equation of the line which passes through the point (-2, 4, -5) and is parallel to the line (View Answer Video)

**Question 5** : Find the vector equation of a plane which is at a distance of 5 units from the origin and its normal vector is (View Answer Video)

**Question 1** : Find the area of the circle which is interior to the parabola (View Answer Video)

**Question 2** : Find the area of the region . (View Answer Video)

**Question 3** : Using the method of integration find the area bounded by the curve |x| + |y| = 1. (View Answer Video)

**Question 4** : Find the distance between the point (5, 4, -6) and its image in xy-plane. (View Answer Video)

**Question 5** : Find the area of the region in the first quadrant enclosed by x-axis, line and the circle (View Answer Video)